composer update

web/core/modules/file/tests/src/Functional/MultipleFileUploadTest.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Drupal\Tests\file\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests multiple file upload.
+ *
+ * @group file
+ */
+class MultipleFileUploadTest extends BrowserTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['file'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $admin = $this->drupalCreateUser(['administer themes']);
+    $this->drupalLogin($admin);
+  }
+
+  /**
+   * Tests multiple file field with all file extensions.
+   */
+  public function testMultipleFileFieldWithAllFileExtensions() {
+    $theme = 'test_theme_settings';
+    \Drupal::service('theme_handler')->install([$theme]);
+    $this->drupalGet("admin/appearance/settings/$theme");
+
+    $edit = [];
+    // Create few files with non-typical extensions.
+    foreach (['file1.wtf', 'file2.wtf'] as $i => $file) {
+      $file_path = $this->root . "/sites/default/files/simpletest/$file";
+      file_put_contents($file_path, 'File with non-default extension.', FILE_APPEND | LOCK_EX);
+      $edit["files[multi_file][$i]"] = $file_path;
+    }
+
+    // @todo: Replace after https://www.drupal.org/project/drupal/issues/2917885
+    $this->drupalGet("admin/appearance/settings/$theme");
+    $submit_xpath = $this->assertSession()->buttonExists('Save configuration')->getXpath();
+    $client = $this->getSession()->getDriver()->getClient();
+    $form = $client->getCrawler()->filterXPath($submit_xpath)->form();
+    $client->request($form->getMethod(), $form->getUri(), $form->getPhpValues(), $edit);
+
+    $page = $this->getSession()->getPage();
+    $this->assertNotContains('Only files with the following extensions are allowed', $page->getContent());
+    $this->assertContains('The configuration options have been saved.', $page->getContent());
+    $this->assertContains('file1.wtf', $page->getContent());
+    $this->assertContains('file2.wtf', $page->getContent());
+  }
+
+}